自７０年代末以来，黑龙江省已相继育成１０多个优质水稻品种。黑龙江省农科院水稻所从１９５６年开始系统地开展了水稻杂交育种工作。先后从日本直接引入及从中国农科院、辽宁和吉林等省农科院引入大量日本水稻种质资源，并对其主要农艺性状进行了多年的鉴定研究，在利用... Since the late 1970s, more than 10 high-quality rice varieties have been bred in Heilongjiang Province. Heilongjiang Academy of Agricultural Sciences rice from the beginning of 1956 to carry out a systematic hybrid rice breeding work. Japan has introduced directly from Japan and from the Chinese Academy of Agricultural Sciences, Liaoning and Jilin Provincial Academy of Agricultural Sciences introduced a large number of Japanese rice germplasm resources, and its major agronomic traits for many years of identification studies, the use of ...